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Author Question: A rigid body is rotating counterclockwise about a fixed axis. Each of the following pairs of ... (Read 32 times)

soccerdreamer_17

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on: Jul 28, 2018
A rigid body is rotating counterclockwise about a fixed axis. Each of the following pairs of quantities represents an initial angular position and a final angular position of the rigid body. If the object starts from rest at the initial angular position, moves counterclockwise with constant angular acceleration, and arrives at the final angular position with the same angular speed in all three cases, for which choice is the angular acceleration the highest?
  1.3 rad, 6 rad
  2.-1 rad, 1 rad
  3.1 rad, 5 rad

Question 2

A rigid body rotates counterclockwise about a fixed axis for exactly one second. Each of the following pairs of quantities represents an initial angular position and a final angular position of the rigid body. Which choice represents the lowest angular speed?
  1.3 rad, 6 rad
  2.-1 rad, 1 rad
  3.1 rad, 5 rad


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iceage

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Reply #1 on: Jul 28, 2018
Answer to Question 1

2

Answer to Question 2

2


soccerdreamer_17

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Reply #2 on: Jul 28, 2018
TY


iceage

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Reply #3 on: Jul 28, 2018
You're welcome


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